Software Engineering Archives - Semaphore

Announcement: Ubuntu 20.04 Deprecation in Semaphore

Ubuntu 20.04 will be removed from Semaphore in March 2026. Update your pipelines now to avoid brownouts and job failures.

Tomas Fernandez

Announcing ARM Machines on Semaphore

ARM-based machines on Semaphore are now generally available. Build, test, and deploy natively on ARM for faster, more reliable CI/CD pipelines.

Tomas Fernandez

New Features for Semaphore MCP Server

Explore Semaphore’s latest MCP server updates, including automatic project initialization, AI-optimized test summaries, and new pipeline rebuild capabilities that bring AI-assisted CI/CD closer than ever.

Tomas Fernandez

Self-healing CI with GitHub Copilot and Semaphore

Learn how to integrate Semaphore with GitHub Copilot Agents to automatically diagnose CI failures, generate fixes, and create self-healing pipelines.

Tomas Fernandez

AI-Driven CI: Exploring Self-healing Pipelines

Learn how to build self-healing CI pipelines with Semaphore using AI agents that automatically diagnose failures, apply fixes, and open pull requests.

Tomas Fernandez

Let’s Build an MCP Server

Learn how to build a simple MCP Server with Python. This guide covers everything you need to bring AI-powered automation to your CI/CD.

Tomas Fernandez

What is MCP Really?

Touted as the “USB-C for AI”, MCP connects LLMs and AIs to external tools using a simple, open standard built on JSON-RPC.

Tomas Fernandez

DIY AI Code Review

Build your own AI code review tool in CI with a few lines of Bash and an API key. No expensive tools required and you are in full control.

Tomas Fernandez

Job Matrix: Feature Showcase

Learn how to use job matrices to test across multiple runtimes, databases, and environments with clean, parallel CI/CD pipelines.

Tomas Fernandez

Feature Showcase: Fan-Out Fan-In

Fan-Out Fan-In is a CI pattern that speeds up pipelines by building once, testing in parallel, and releasing with confidence.

Tomas Fernandez

Software Delivery Trends: From Serverless to CI/CD Discipline

Explore software delivery trends: serverless, CI/CD discipline, progressive delivery, cost management, and inclusive engineering cultures.

The Secrets to Scaling Engineering Teams (Lessons from Rails, Unity & WeTransfer)

Learn how Rails, Unity, and WeTransfer scaled engineering teams with CI/CD, lean practices, and disciplined delivery.

Pipelines Explained: 3 Principles for CI/CD

CI/CD is more than tools. It's a philosophy for building faster and with confidence. Three principles for fewer bugs and happier teams.

Tomas Fernandez

GPT-OSS: Specs, Setup, and Self-Hosting Guide

OpenAI’s GPT-OSS 20B & 120B are here. See specs, features, and how to run these open-source LLMs locally or self-host in the cloud.

Tomas Fernandez

Cloud vs Hybrid: A Guide to Choosing Semaphore Editions

Compare Semaphore Cloud vs Hybrid CI/CD. Learn about cost trade-offs, hidden expenses, and when self-hosting really makes sense.

Tomas Fernandez

Star us on GitHub